To divide into or assign sections or areas.
Please zone off our staging area, a section for each group.
To define the property use classification of an area.
This area was zoned for industrial use.
To enter a daydream state temporarily, for instance as a result of boredom, fatigue, or intoxication; to doze off.
Everyone just put their goddamn heads together and zoned. (Byron Coley, liner notes for the album "Piece for Jetsun Dolma" by Thurston Moore)
To girdle or encircle.